In search of my family

Hi I'm Kristina Payne Fuentes, my father is Alberto Fuentes born in Brownsville Tx, my grandfather's name is Seferino not sure where he was born but I do know that he past a way in Tx.My grandfather married and had 8 children 4 girls and 4 boys, 3 of my aunts have past a way i want to know my family..........